Finding the Fourth Proportional to 8,764,277.36, 13,146,021.60 and 5,886,856.51
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Solution
The fourth proportional to 8,764,277.36, 13,146,021.60 and 5,886,856.51 is: 8,830,019.82
Step by Step Solution
- Step 1: Write the proportion equation
8,764,277.36 : 13,146,021.60 = 5,886,856.51 : x - Step 2: Convert to fraction form
8,764,277.36/13,146,021.60 = 5,886,856.51/x - Step 3: Cross multiply
8,764,277.36x = 13,146,021.60 × 5,886,856.51 - Step 4: Simplify right side
8,764,277.36x = 77,388,742,781,619.84 - Step 5: Solve for x
x = 77,388,742,781,619.84/8,764,277.36 - Step 6: Final answer
x = 8,830,019.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.